Base | Representation |
---|---|
bin | 10000010111110… |
… | …100000101111101 |
3 | 201010212002120111 |
4 | 100113310011331 |
5 | 1030304200031 |
6 | 43131150021 |
7 | 6543503623 |
oct | 2027640575 |
9 | 633762514 |
10 | 274678141 |
11 | 131059831 |
12 | 77ba5311 |
13 | 44ba325a |
14 | 286a1513 |
15 | 191ab1b1 |
hex | 105f417d |
274678141 has 2 divisors, whose sum is σ = 274678142. Its totient is φ = 274678140.
The previous prime is 274678139. The next prime is 274678153. The reversal of 274678141 is 141876472.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 261501241 + 13176900 = 16171^2 + 3630^2 .
It is a cyclic number.
It is not a de Polignac number, because 274678141 - 21 = 274678139 is a prime.
It is a super-2 number, since 2×2746781412 = 150896162286431762, which contains 22 as substring.
Together with 274678139, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 274678094 and 274678103.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (274678441) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137339070 + 137339071.
It is an arithmetic number, because the mean of its divisors is an integer number (137339071).
Almost surely, 2274678141 is an apocalyptic number.
It is an amenable number.
274678141 is a deficient number, since it is larger than the sum of its proper divisors (1).
274678141 is an equidigital number, since it uses as much as digits as its factorization.
274678141 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 75264, while the sum is 40.
The square root of 274678141 is about 16573.4166966260. The cubic root of 274678141 is about 650.0419231343.
The spelling of 274678141 in words is "two hundred seventy-four million, six hundred seventy-eight thousand, one hundred forty-one".
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